val set_global : info ‑> bool ‑> unitset_global di enables the use of the global debugging
configuration for di. Has no effect on the global debug
configuration itself.
val set_output : info ‑> Pervasives.out_channel ‑> unitset_debug_output di channel sets output channel of di to
channel.
val set_level : info ‑> string ‑> unitset_debug_level di level sets debug level on di according to
level.
level must be one of :